"Hands-On Activity" Playing 3-D Tic Tac Toe will help you visualize planes and lines in 3-space. ~Play 3 games (not all at the beginner level). Report as a Discussion post: a) how many times did you play and how many times did you win? b) Share what you liked/disliked about playing this version of tic tac toe. c) Discuss how playing this game helps you visualize vector lines and planes (pretend you are explaining why you are playing this "game" when somebody walks by your computer and says "I thought you were doing your calculus homework?"... tell them what this game has to do with vector lines and planes)

FourSight - 3D Tic Tac Toe website via Math is Fun.com